<s>
Google	B-Application
Earth	O
is	O
a	O
computer	B-Application
program	I-Application
that	O
renders	O
a	O
3D	O
representation	O
of	O
Earth	O
based	O
primarily	O
on	O
satellite	B-Application
imagery	O
.	O
</s>
<s>
The	O
program	O
maps	O
the	O
Earth	O
by	O
superimposing	O
satellite	B-Application
images	O
,	O
aerial	O
photography	O
,	O
and	O
GIS	B-Application
data	I-Application
onto	O
a	O
3D	O
globe	O
,	O
allowing	O
users	O
to	O
see	O
cities	O
and	O
landscapes	O
from	O
various	O
angles	O
.	O
</s>
<s>
Users	O
can	O
explore	O
the	O
globe	O
by	O
entering	O
addresses	O
and	O
coordinates	O
,	O
or	O
by	O
using	O
a	O
keyboard	B-Device
or	O
mouse	B-Device
.	O
</s>
<s>
The	O
program	O
can	O
also	O
be	O
downloaded	O
on	O
a	O
smartphone	B-Application
or	O
tablet	B-Device
,	O
using	O
a	O
touch	B-Device
screen	I-Device
or	O
stylus	B-Operating_System
to	O
navigate	O
.	O
</s>
<s>
Users	O
may	O
use	O
the	O
program	O
to	O
add	O
their	O
own	O
data	O
using	O
Keyhole	B-Application
Markup	I-Application
Language	I-Application
and	O
upload	O
them	O
through	O
various	O
sources	O
,	O
such	O
as	O
forums	O
or	O
blogs	O
.	O
</s>
<s>
Google	B-Application
Earth	O
is	O
able	O
to	O
show	O
various	O
kinds	O
of	O
images	O
overlaid	O
on	O
the	O
surface	O
of	O
the	O
earth	O
and	O
is	O
also	O
a	O
Web	B-Application
Map	I-Application
Service	I-Application
client	O
.	O
</s>
<s>
In	O
2019	O
,	O
Google	B-Application
has	O
revealed	O
that	O
Google	B-Application
Earth	O
now	O
covers	O
more	O
than	O
97	O
percent	O
of	O
the	O
world	O
,	O
and	O
has	O
captured	O
10	O
million	O
miles	O
of	O
Street	B-Application
View	I-Application
imagery	O
.	O
</s>
<s>
In	O
addition	O
to	O
Earth	O
navigation	O
,	O
Google	B-Application
Earth	O
provides	O
a	O
series	O
of	O
other	O
tools	O
through	O
the	O
desktop	O
application	O
,	O
including	O
a	O
measure	O
distance	O
tool	O
.	O
</s>
<s>
Additional	O
globes	O
for	O
the	O
Moon	O
and	O
Mars	B-Application
are	O
available	O
,	O
as	O
well	O
as	O
a	O
tool	O
for	O
viewing	O
the	O
night	B-Application
sky	I-Application
.	O
</s>
<s>
A	O
flight	B-Application
simulator	I-Application
game	O
is	O
also	O
included	O
.	O
</s>
<s>
Other	O
features	O
allow	O
users	O
to	O
view	O
photos	O
from	O
various	O
places	O
uploaded	O
to	O
Panoramio	B-Algorithm
,	O
information	O
provided	O
by	O
Wikipedia	O
on	O
some	O
locations	O
,	O
and	O
Street	B-Application
View	I-Application
imagery	O
.	O
</s>
<s>
The	O
web-based	B-Application
version	O
of	O
Google	B-Application
Earth	O
also	O
includes	O
Voyager	O
,	O
a	O
feature	O
that	O
periodically	O
adds	O
in-program	O
tours	O
,	O
often	O
presented	O
by	O
scientists	O
and	O
documentarians	O
.	O
</s>
<s>
Google	B-Application
Earth	O
has	O
been	O
viewed	O
by	O
some	O
as	O
a	O
threat	O
to	O
privacy	O
and	O
national	O
security	O
,	O
leading	O
to	O
the	O
program	O
being	O
banned	O
in	O
multiple	O
countries	O
.	O
</s>
<s>
Some	O
countries	O
have	O
requested	O
that	O
certain	O
areas	O
be	O
obscured	O
in	O
Google	B-Application
's	I-Application
satellite	B-Application
images	O
,	O
usually	O
areas	O
containing	O
military	O
facilities	O
.	O
</s>
<s>
The	O
core	O
technology	O
behind	O
Google	B-Application
Earth	O
was	O
originally	O
developed	O
at	O
Intrinsic	O
Graphics	O
in	O
the	O
late	O
1990s	O
.	O
</s>
<s>
Fortunes	O
for	O
the	O
company	O
changed	O
in	O
early	O
2003	O
during	O
the	O
2003	O
invasion	O
of	O
Iraq	O
,	O
when	O
Dave	O
Lorenzini	O
(	O
Director	O
at	O
Keyhole	O
)	O
enticed	O
CNN	B-Architecture
,	O
ABC	O
,	O
CBS	O
and	O
other	O
major	O
news	O
networks	O
to	O
use	O
their	O
sophisticated	O
3D	O
flyby	O
imagery	O
to	O
illustrate	O
Baghdad	O
Activities	O
,	O
in	O
exchange	O
for	O
on-air	O
attribution	O
.	O
</s>
<s>
During	O
the	O
invasion	O
,	O
It	O
was	O
used	O
extensively	O
by	O
Miles	O
O'Brien	O
and	O
other	O
on-air	O
broadcasters	O
,	O
allowing	O
CNN	B-Architecture
and	O
millions	O
of	O
viewers	O
to	O
follow	O
the	O
progress	O
of	O
the	O
war	O
in	O
a	O
way	O
that	O
had	O
never	O
been	O
seen	O
before	O
.	O
</s>
<s>
At	O
the	O
time	O
,	O
Google	B-Application
was	O
finding	O
that	O
over	O
25%	O
of	O
its	O
searches	O
were	O
of	O
a	O
geospatial	O
character	O
,	O
including	O
searches	O
for	O
maps	O
and	O
directions	O
.	O
</s>
<s>
In	O
October	O
2004	O
,	O
Google	B-Application
acquired	O
Keyhole	O
as	O
part	O
of	O
a	O
strategy	O
to	O
better	O
serve	O
its	O
users	O
.	O
</s>
<s>
In	O
2021	O
Google	B-Application
replaced	O
its	O
layers	O
feature	O
with	O
a	O
new	O
one	O
on	O
its	O
Google	B-Application
Earth	O
software	O
.	O
</s>
<s>
Google	B-Application
Earth	O
's	O
imagery	O
is	O
displayed	O
on	O
a	O
digital	O
globe	O
,	O
which	O
displays	O
the	O
planet	O
's	O
surface	O
using	O
a	O
single	O
composited	O
image	O
from	O
a	O
far	O
distance	O
.	O
</s>
<s>
The	O
imagery	O
is	O
retrieved	O
from	O
satellites	B-Application
or	O
aircraft	O
.	O
</s>
<s>
Before	O
the	O
launch	O
of	O
NASA	O
and	O
the	O
USGS	O
's	O
Landsat	O
8	O
satellite	B-Application
,	O
Google	B-Application
relied	O
partially	O
on	O
imagery	O
from	O
Landsat	O
7	O
,	O
which	O
suffered	O
from	O
a	O
hardware	O
malfunction	O
that	O
left	O
diagonal	O
gaps	O
in	O
images	O
.	O
</s>
<s>
In	O
2013	O
,	O
Google	B-Application
used	O
datamining	B-Application
to	O
remedy	O
the	O
issue	O
,	O
providing	O
what	O
was	O
described	O
as	O
a	O
successor	O
to	O
the	O
Blue	O
Marble	O
image	O
of	O
Earth	O
,	O
with	O
a	O
single	O
large	O
image	O
of	O
the	O
entire	O
planet	O
.	O
</s>
<s>
Google	B-Application
now	O
uses	O
a	O
myriad	O
of	O
sources	O
to	O
provide	O
imagery	O
in	O
a	O
higher	O
quality	O
and	O
with	O
greater	O
frequency	O
.	O
</s>
<s>
Imagery	O
is	O
hosted	O
on	O
Google	B-Application
's	I-Application
servers	O
,	O
which	O
are	O
contacted	O
by	O
the	O
application	O
when	O
opened	O
,	O
requiring	O
an	O
Internet	O
connection	O
.	O
</s>
<s>
For	O
much	O
of	O
the	O
Earth	O
,	O
Google	B-Application
Earth	O
uses	O
digital	B-Application
elevation	I-Application
model	I-Application
data	O
collected	O
by	O
NASA	O
's	O
Shuttle	B-Algorithm
Radar	I-Algorithm
Topography	I-Algorithm
Mission	I-Algorithm
.	O
</s>
<s>
Google	B-Application
asserts	O
that	O
every	O
image	O
created	O
from	O
Google	B-Application
Earth	O
using	O
satellite	B-Application
data	O
provided	O
by	O
Google	B-Application
Earth	O
is	O
a	O
copyrighted	O
map	O
.	O
</s>
<s>
Any	O
derivative	O
from	O
Google	B-Application
Earth	O
is	O
made	O
from	O
data	O
on	O
which	O
Google	B-Application
claims	O
copyright	O
under	O
United	O
States	O
Copyright	O
Law	O
.	O
</s>
<s>
Google	B-Application
grants	O
licenses	O
in	O
this	O
data	O
allowing	O
,	O
among	O
other	O
things	O
,	O
non-commercial	O
personal	O
use	O
of	O
the	O
images	O
(	O
e.g.	O
,	O
on	O
a	O
personal	O
website	O
or	O
blog	O
)	O
as	O
long	O
as	O
copyrights	O
and	O
attributions	O
are	O
preserved	O
.	O
</s>
<s>
By	O
contrast	O
,	O
images	O
created	O
with	O
NASA	O
's	O
globe	O
software	O
WorldWind	B-Language
use	O
The	O
Blue	O
Marble	O
,	O
Landsat	O
,	O
or	O
USGS	O
imagery	O
,	O
each	O
of	O
which	O
is	O
in	O
the	O
public	O
domain	O
.	O
</s>
<s>
In	O
version	O
5.0	O
,	O
Google	B-Application
introduced	O
Historical	O
Imagery	O
,	O
allowing	O
users	O
to	O
view	O
earlier	O
imagery	O
.	O
</s>
<s>
Google	B-Application
Earth	O
shows	O
3D	O
building	O
models	O
in	O
some	O
cities	O
,	O
including	O
photorealistic	O
3D	O
imagery	O
made	O
using	O
photogrammetry	B-Application
.	O
</s>
<s>
The	O
first	O
3D	O
buildings	O
in	O
Google	B-Application
Earth	O
were	O
created	O
using	O
3D	O
modeling	O
applications	O
such	O
as	O
SketchUp	B-Application
and	O
,	O
beginning	O
in	O
2009	O
,	O
Building	B-Application
Maker	I-Application
,	O
and	O
were	O
uploaded	O
to	O
Google	B-Application
Earth	O
via	O
the	O
3D	O
Warehouse	O
.	O
</s>
<s>
In	O
June	O
2012	O
,	O
Google	B-Application
announced	O
that	O
it	O
would	O
be	O
replacing	O
user-generated	O
3D	O
buildings	O
with	O
an	O
auto-generated	O
3D	O
mesh	O
.	O
</s>
<s>
The	O
reason	O
given	O
is	O
to	O
have	O
greater	O
uniformity	O
in	O
3D	O
buildings	O
and	O
to	O
compete	O
with	O
Nokia	B-Application
Here	I-Application
and	O
Apple	B-Application
Maps	I-Application
,	O
which	O
were	O
already	O
using	O
this	O
technology	O
.	O
</s>
<s>
In	O
2009	O
,	O
in	O
a	O
collaboration	O
between	O
Google	B-Application
and	O
the	O
Museo	O
del	O
Prado	O
in	O
Madrid	O
,	O
the	O
museum	O
selected	O
14	B-Operating_System
of	O
its	O
paintings	O
to	O
be	O
photographed	O
and	O
displayed	O
at	O
the	O
resolution	O
of	O
14,000	O
megapixels	O
inside	O
the	O
3D	O
version	O
of	O
the	O
Prado	O
in	O
Google	B-Application
Earth	O
and	O
Google	B-Application
Maps	I-Application
.	I-Application
</s>
<s>
On	O
April	O
15	O
,	O
2008	O
,	O
with	O
version	O
4.3	O
,	O
Google	B-Application
fully	O
integrated	O
Street	B-Application
View	I-Application
into	O
Google	B-Application
Earth	O
.	O
</s>
<s>
Street	B-Application
View	I-Application
displays	O
360°	O
panoramic	O
street-level	O
photos	O
of	O
select	O
cities	O
and	O
their	O
surroundings	O
.	O
</s>
<s>
Using	O
the	O
Street	B-Application
View	I-Application
on	O
Google	B-Application
Earth	O
,	O
users	O
can	O
visit	O
and	O
explore	O
30	O
UNESCO	O
World	O
Heritage	O
Sites	O
with	O
historical	O
context	O
and	O
pins	O
for	O
each	O
.	O
</s>
<s>
In	O
2019	O
,	O
Walt	O
Disney	O
World	O
partnered	O
with	O
Google	B-Application
to	O
create	O
Pixar	O
Street	B-Application
View	I-Application
.	O
</s>
<s>
A	O
unique	O
activation	O
that	O
enabled	O
viewers	O
to	O
search	O
for	O
hidden	O
Pixar	O
Easter	O
eggs	O
in	O
Toy	O
Story	O
Land	O
at	O
Disney	O
's	O
Hollywood	O
Studios	O
through	O
street	B-Application
view	I-Application
.	O
</s>
<s>
Introduced	O
in	O
Google	B-Application
Earth	O
5.0	O
in	O
2009	O
,	O
the	B-Application
Google	I-Application
Ocean	O
feature	O
allows	O
users	O
to	O
zoom	O
below	O
the	O
surface	O
of	O
the	O
ocean	O
and	O
view	O
the	O
3D	O
bathymetry	O
.	O
</s>
<s>
On	O
April	O
14	B-Operating_System
,	O
2009	O
,	O
Google	B-Application
added	O
bathymetric	O
data	O
for	O
the	O
Great	O
Lakes	O
.	O
</s>
<s>
In	O
June	O
2011	O
,	O
Google	B-Application
increased	O
the	O
resolution	O
of	O
some	O
deep	O
ocean	O
floor	O
areas	O
from	O
1-kilometer	O
grids	O
to	O
100	O
meters	O
.	O
</s>
<s>
Google	B-Application
has	O
programs	O
and	O
features	O
,	O
including	O
within	O
Google	B-Application
Earth	O
,	O
allowing	O
exploration	O
of	O
Mars	B-Application
,	O
the	O
Moon	O
,	O
the	O
view	O
of	O
the	O
sky	O
from	O
Earth	O
and	O
outer	O
space	O
,	O
including	O
the	O
surfaces	O
of	O
various	O
objects	O
in	O
the	O
Solar	O
System	O
.	O
</s>
<s>
Google	B-Application
Sky	I-Application
is	O
a	O
feature	O
that	O
was	O
introduced	O
in	O
Google	B-Application
Earth	O
4.2	O
on	O
August	O
22	O
,	O
2007	O
,	O
in	O
a	O
browser-based	B-Application
application	O
on	O
March	O
13	O
,	O
2008	O
,	O
and	O
to	O
Android	B-Application
smartphones	B-Application
,	O
with	O
augmented	B-General_Concept
reality	I-General_Concept
features	O
.	O
</s>
<s>
Google	B-Application
Sky	I-Application
allows	O
users	O
to	O
view	O
stars	O
and	O
other	O
celestial	O
bodies	O
.	O
</s>
<s>
It	O
was	O
produced	O
by	O
Google	B-Application
through	O
a	O
partnership	O
with	O
the	O
Space	O
Telescope	O
Science	O
Institute	O
(	O
STScI	O
)	O
in	O
Baltimore	O
,	O
the	O
science	O
operations	O
center	O
for	O
the	O
Hubble	O
Space	O
Telescope	O
.	O
</s>
<s>
Then-newly	O
released	O
Hubble	O
pictures	O
were	O
added	O
to	O
the	B-Application
Google	I-Application
Sky	O
program	O
as	O
soon	O
as	O
they	O
were	O
issued	O
.	O
</s>
<s>
New	O
features	O
such	O
as	O
multi-wavelength	O
data	O
,	O
positions	O
of	O
major	O
satellites	B-Application
and	O
their	O
orbits	B-Application
as	O
well	O
as	O
educational	O
resources	O
are	O
provided	O
to	O
the	B-Application
Google	I-Application
Earth	O
community	O
and	O
also	O
through	O
Christian	O
and	O
Conti	O
's	O
website	O
for	O
Sky	O
.	O
</s>
<s>
Also	O
visible	O
on	O
Sky	O
mode	O
are	O
constellations	O
,	O
stars	O
,	O
galaxies	O
,	O
and	O
animations	O
depicting	O
the	O
planets	O
in	O
their	O
orbits	B-Application
.	O
</s>
<s>
A	O
real-time	O
Google	B-Application
Sky	I-Application
mashup	B-Application
of	O
recent	O
astronomical	O
transients	O
,	O
using	O
the	O
VOEvent	O
protocol	O
,	O
is	O
provided	O
by	O
the	O
VOEventNet	O
collaboration	O
.	O
</s>
<s>
Other	O
programs	O
similar	O
to	O
Google	B-Application
Sky	I-Application
include	O
Microsoft	B-Application
WorldWide	I-Application
Telescope	I-Application
and	O
Stellarium	B-Application
.	O
</s>
<s>
Google	B-Application
Mars	B-Application
is	O
an	O
application	O
within	O
Google	B-Application
Earth	O
that	O
is	O
a	O
version	O
of	O
the	O
program	O
for	O
imagery	O
of	O
the	O
planet	O
Mars	B-Application
.	O
</s>
<s>
Google	B-Application
also	O
operates	O
a	O
browser-based	B-Application
version	O
,	O
although	O
the	O
maps	O
are	O
of	O
a	O
much	O
higher	O
resolution	O
within	O
Google	B-Application
Earth	O
,	O
and	O
include	O
3D	O
terrain	O
,	O
as	O
well	O
as	O
infrared	O
imagery	O
and	O
elevation	O
data	O
.	O
</s>
<s>
There	O
are	O
also	O
some	O
extremely	O
high-resolution	O
images	O
from	O
the	O
Mars	B-Application
Reconnaissance	O
Orbiter	O
's	O
HiRISE	O
camera	O
that	O
are	O
of	O
a	O
similar	O
resolution	O
to	O
those	O
of	O
the	O
cities	O
on	O
Earth	O
.	O
</s>
<s>
Finally	O
,	O
there	O
are	O
many	O
high-resolution	O
panoramic	O
images	O
from	O
various	O
Mars	B-Application
landers	O
,	O
such	O
as	O
the	O
Mars	B-Application
Exploration	O
Rovers	O
,	O
Spirit	O
and	O
Opportunity	O
,	O
that	O
can	O
be	O
viewed	O
in	O
a	O
similar	O
way	O
to	O
Google	B-Application
Street	I-Application
View	I-Application
.	O
</s>
<s>
Mars	B-Application
also	O
has	O
a	O
small	O
application	O
found	O
near	O
the	O
face	O
on	O
Mars	B-Application
.	O
</s>
<s>
Originally	O
a	O
browser	B-Application
application	I-Application
,	O
Google	B-Application
Moon	O
is	O
a	O
feature	O
that	O
allows	O
exploration	O
of	O
the	O
Moon	O
.	O
</s>
<s>
Google	B-Application
brought	O
the	O
feature	O
to	O
Google	B-Application
Earth	O
for	O
the	O
40th	O
anniversary	O
of	O
the	O
Apollo	O
11	O
mission	O
on	O
July	O
20	O
,	O
2009	O
.	O
</s>
<s>
It	O
was	O
announced	O
and	O
demonstrated	O
to	O
a	O
group	O
of	O
invited	O
guests	O
by	O
Google	B-Application
along	O
with	O
Buzz	O
Aldrin	O
at	O
the	O
Newseum	O
in	O
Washington	O
,	O
D.C.	O
Google	B-Application
Moon	O
includes	O
several	O
tours	O
,	O
including	O
one	O
for	O
the	O
Apollo	O
missions	O
,	O
incorporating	O
maps	O
,	O
videos	O
,	O
and	O
Street	O
View-style	O
panoramas	O
,	O
all	O
provided	O
by	O
NASA	O
.	O
</s>
<s>
Google	B-Application
Earth	O
has	O
numerous	O
features	O
that	O
allow	O
the	O
user	O
to	O
learn	O
about	O
specific	O
places	O
.	O
</s>
<s>
Layers	O
are	O
created	O
using	O
the	O
Keyhole	B-Application
Markup	I-Application
Language	I-Application
,	O
or	O
KML	B-Application
,	O
which	O
users	O
can	O
also	O
use	O
to	O
create	O
customized	O
layers	O
.	O
</s>
<s>
In	O
December	O
2006	O
,	O
Google	B-Application
Earth	O
added	O
a	O
new	O
integration	O
with	O
Wikipedia	O
and	O
Panoramio	B-Algorithm
.	O
</s>
<s>
For	O
the	O
Wikipedia	O
layer	O
,	O
entries	O
are	O
scraped	B-Application
for	O
coordinates	O
via	O
the	O
.	O
</s>
<s>
The	O
Panoramio	B-Algorithm
layer	O
features	O
pictures	O
uploaded	O
by	O
Panoramio	B-Algorithm
users	O
,	O
placed	O
in	O
Google	B-Application
Earth	O
based	O
on	O
user-provided	O
location	O
data	O
.	O
</s>
<s>
In	O
addition	O
to	O
flat	O
images	O
,	O
Google	B-Application
Earth	O
also	O
includes	O
a	O
layer	O
for	O
user-submitted	O
panoramic	O
photos	O
,	O
navigable	O
in	O
a	O
similar	O
way	O
to	O
Street	B-Application
View	I-Application
.	O
</s>
<s>
Google	B-Application
Earth	O
includes	O
multiple	O
features	O
that	O
allow	O
the	O
user	O
to	O
monitor	O
current	O
events	O
.	O
</s>
<s>
In	O
2007	O
,	O
Google	B-Application
began	O
offering	O
users	O
the	O
ability	O
to	O
monitor	O
traffic	O
data	O
provided	O
by	O
Google	B-Application
Traffic	O
in	O
real-time	O
,	O
based	O
on	O
information	O
crowdsourced	O
from	O
the	O
GPS-identified	O
locations	O
of	O
cell	O
phone	O
users	O
.	O
</s>
<s>
In	O
Google	B-Application
Earth	O
4.2	O
,	O
a	O
flight	B-Application
simulator	I-Application
was	O
added	O
to	O
the	O
application	O
.	O
</s>
<s>
In	O
addition	O
to	O
keyboard	B-Device
control	O
,	O
the	O
simulator	O
can	O
be	O
controlled	O
with	O
a	O
mouse	B-Device
or	O
joystick	O
.	O
</s>
<s>
Another	O
flight	B-Application
simulator	I-Application
,	O
GeoFS	B-Application
,	O
was	O
created	O
under	O
the	O
name	O
GEFS-Online	B-Application
using	O
the	B-Application
Google	I-Application
Earth	O
Plug-in	O
API	B-General_Concept
to	O
operate	O
within	O
a	O
web	B-Application
browser	I-Application
.	O
</s>
<s>
As	O
of	O
September	O
1	O
,	O
2015	O
,	O
the	O
program	O
now	O
uses	O
the	O
open-source	O
program	O
CesiumJS	B-Application
,	O
due	O
to	O
the	B-Application
Google	I-Application
Earth	O
Plug-in	O
being	O
discontinued	O
.	O
</s>
<s>
Liquid	O
Galaxy	O
is	O
a	O
cluster	O
of	O
computers	O
running	O
Google	B-Application
Earth	O
creating	O
an	O
immersive	B-General_Concept
experience	I-General_Concept
.	O
</s>
<s>
On	O
September	O
30	O
,	O
2010	O
,	O
Google	B-Application
made	O
the	O
configuration	O
and	O
schematics	O
for	O
their	O
rigs	O
public	O
,	O
placing	O
code	O
and	O
setup	O
guides	O
on	O
the	O
Liquid	O
Galaxy	O
wiki	O
.	O
</s>
<s>
Liquid	O
Galaxy	O
has	O
also	O
been	O
used	O
as	O
a	O
panoramic	O
photo	O
viewer	O
using	O
KRpano	O
,	O
as	O
well	O
as	O
a	O
Google	B-Application
Street	I-Application
View	I-Application
viewer	O
using	O
Peruse-a-Rue	O
Peruse-a-Rue	O
is	O
a	O
method	O
for	O
synchronizing	O
multiple	O
Maps	O
API	B-General_Concept
clients	O
.	O
</s>
<s>
Google	B-Application
Earth	O
has	O
been	O
released	O
on	O
macOS	B-Application
,	O
Linux	B-Application
,	O
iOS	B-Application
,	O
and	O
Android	B-Application
.	O
</s>
<s>
The	O
Linux	B-Application
version	O
began	O
with	O
the	O
version	O
4	O
beta	O
of	O
Google	B-Application
Earth	O
,	O
as	O
a	O
native	O
port	O
using	O
the	O
Qt	B-Language
toolkit	I-Language
.	O
</s>
<s>
The	B-Operating_System
Free	I-Operating_System
Software	I-Operating_System
Foundation	I-Operating_System
consider	O
the	O
development	O
of	O
a	O
free	O
compatible	O
client	O
for	O
Google	B-Application
Earth	O
to	O
be	O
a	O
High	O
Priority	O
Free	O
Software	O
Project	O
.	O
</s>
<s>
Google	B-Application
Earth	O
was	O
released	O
for	O
Android	B-Application
on	O
February	O
22	O
,	O
2010	O
,	O
and	O
on	O
iOS	B-Application
on	O
October	O
27	O
,	O
2008	O
.	O
</s>
<s>
The	O
mobile	O
versions	O
of	O
Google	B-Application
Earth	O
can	O
make	O
use	O
of	O
multi-touch	B-Application
interfaces	O
to	O
move	O
on	O
the	O
globe	O
,	O
zoom	O
or	O
rotate	O
the	O
view	O
,	O
and	O
allow	O
to	O
select	O
the	O
current	O
location	O
.	O
</s>
<s>
An	O
automotive	O
version	O
of	O
Google	B-Application
Earth	O
was	O
made	O
available	O
in	O
the	O
2010	O
Audi	O
A8	O
.	O
</s>
<s>
On	O
February	O
27	O
,	O
2020	O
,	O
Google	B-Application
opened	O
up	O
its	O
web-based	B-Application
version	O
of	O
Earth	O
to	O
browsers	B-Application
like	O
Firefox	O
,	O
Edge	O
,	O
and	O
Opera	O
.	O
</s>
<s>
Tour	O
Guide	O
was	O
introduced7.1April	O
2013Last	O
version	O
to	O
support	O
Mac	B-Application
OS	I-Application
X	O
10.6	O
Snow	O
Leopard	O
and	O
Mac	B-Application
OS	I-Application
X	O
10.7	O
Lion7.3July	O
2017Google	O
Earth	O
Pro	O
became	O
the	O
standard	O
version	O
of	O
the	O
desktop	O
program	O
.	O
</s>
<s>
(	O
A	O
free	O
license	O
key	O
was	O
also	O
publicly	O
provided	O
by	O
Google	B-Application
for	O
all	O
the	O
earlier	O
Pro	O
versions	O
.	O
</s>
<s>
)	O
9.0April	O
2017An	O
entirely	O
redesigned	O
version	O
of	O
the	O
program	O
;	O
Currently	O
only	O
available	O
for	O
Google	B-Application
Chrome	I-Application
and	O
Android	B-Application
.	O
</s>
<s>
The	O
desktop	O
application	O
continues	O
to	O
be	O
Google	B-Application
Earth	O
Pro	O
,	O
with	O
infrequent	O
updates	O
.	O
</s>
<s>
Google	B-Application
Earth	O
Pro	O
was	O
originally	O
the	O
business-oriented	O
upgrade	O
to	O
Google	B-Application
Earth	O
,	O
with	O
features	O
such	O
as	O
a	O
movie	O
maker	O
and	O
data	O
importer	O
.	O
</s>
<s>
Up	O
until	O
late	O
January	O
2015	O
,	O
it	O
was	O
available	O
for	O
$	O
399/year	O
,	O
though	O
Google	B-Application
decided	O
to	O
make	O
it	O
free	O
to	O
the	O
public	O
.	O
</s>
<s>
Google	B-Application
Earth	O
Pro	O
is	O
currently	O
the	O
standard	O
version	O
of	O
the	B-Application
Google	I-Application
Earth	O
desktop	O
application	O
as	O
of	O
version	O
7.3	O
.	O
</s>
<s>
The	O
Pro	O
version	O
includes	O
add-on	O
software	O
for	O
movie	O
making	O
,	O
advanced	O
printing	O
,	O
and	O
precise	O
measurements	O
,	O
and	O
is	O
currently	O
available	O
for	O
Windows	O
,	O
macOS	B-Application
,	O
and	O
Linux	B-Application
.	O
</s>
<s>
Discontinued	O
in	O
December	O
2008	O
,	O
Google	B-Application
Earth	O
Plus	O
was	O
a	O
paid	O
subscription	O
upgrade	O
to	O
Google	B-Application
Earth	O
that	O
provided	O
customers	O
with	O
the	O
following	O
features	O
,	O
most	O
of	O
which	O
have	O
become	O
available	O
in	O
the	O
free	O
Google	B-Application
Earth	O
.	O
</s>
<s>
A	O
variety	O
of	O
third-party	O
applications	O
have	O
been	O
created	O
which	O
provide	O
this	O
functionality	O
using	O
the	O
basic	O
version	O
of	O
Google	B-Application
Earth	O
by	O
generating	O
KML	B-Application
or	O
KMZ	O
files	O
based	O
on	O
user-specified	O
or	O
user-recorded	O
waypoints	O
.	O
</s>
<s>
Google	B-Application
Earth	O
Enterprise	O
is	O
designed	O
for	O
use	O
by	O
organizations	O
whose	O
businesses	O
could	O
take	O
advantage	O
of	O
the	O
program	O
's	O
capabilities	O
,	O
for	O
example	O
by	O
having	O
a	O
globe	O
that	O
holds	O
company	O
data	O
available	O
for	O
anyone	O
in	O
that	O
company	O
.	O
</s>
<s>
As	O
of	O
March	O
20	O
,	O
2015	O
,	O
Google	B-Application
has	O
retired	O
the	B-Application
Google	I-Application
Earth	O
Enterprise	O
product	O
,	O
with	O
support	O
ended	O
on	O
March	O
22	O
,	O
2017	O
.	O
</s>
<s>
Google	B-Application
Earth	O
Enterprise	O
allowed	O
developers	O
to	O
create	O
maps	O
and	O
3D	O
globes	O
for	O
private	O
use	O
,	O
and	O
host	O
them	O
through	O
the	O
platform	O
.	O
</s>
<s>
Google	B-Application
Earth	O
Studio	O
is	O
a	O
web-based	B-Application
version	O
of	O
Google	B-Application
Earth	O
used	O
for	O
animations	O
using	O
Google	B-Application
Earth	O
's	O
3D	O
imagery	O
.	O
</s>
<s>
Google	B-Application
Earth	O
9	O
is	O
a	O
version	O
of	O
Google	B-Application
Earth	O
first	O
released	O
on	O
April	O
18	O
,	O
2017	O
,	O
having	O
been	O
in	O
development	O
for	O
two	O
years	O
.	O
</s>
<s>
The	O
main	O
feature	O
of	O
this	O
version	O
was	O
the	O
launching	O
of	O
a	O
new	O
web	O
version	O
of	O
Google	B-Application
Earth	O
.	O
</s>
<s>
The	B-Application
Google	I-Application
Earth	O
API	B-General_Concept
was	O
a	O
free	O
beta	O
service	O
,	O
allowing	O
users	O
to	O
place	O
a	O
version	O
of	O
Google	B-Application
Earth	O
into	O
web	O
pages	O
.	O
</s>
<s>
The	O
API	B-General_Concept
enabled	O
sophisticated	O
3D	O
map	O
applications	O
to	O
be	O
built	O
.	O
</s>
<s>
At	O
its	O
unveiling	O
at	O
Google	B-Application
's	I-Application
2008	O
I/O	O
developer	O
conference	O
,	O
the	O
company	O
showcased	O
potential	O
applications	O
such	O
as	O
a	O
game	O
where	O
the	O
player	O
controlled	O
a	O
milktruck	O
atop	O
a	O
Google	B-Application
Earth	O
surface	O
.	O
</s>
<s>
The	B-Application
Google	I-Application
Earth	O
API	B-General_Concept
has	O
been	O
deprecated	O
as	O
of	O
December	O
15	O
,	O
2014	O
and	O
remained	O
supported	O
until	O
December	O
15	O
,	O
2015	O
.	O
</s>
<s>
Google	B-Application
Chrome	I-Application
ended	O
support	O
for	O
the	O
Netscape	B-Protocol
Plugin	I-Protocol
API	I-Protocol
(	O
which	O
the	B-Application
Google	I-Application
Earth	O
API	B-General_Concept
relies	O
on	O
)	O
by	O
the	O
end	O
of	O
2016	O
.	O
</s>
<s>
On	O
November	O
16	O
,	O
2016	O
,	O
Google	B-Application
released	O
a	O
virtual	B-Application
reality	I-Application
version	O
of	O
Google	B-Application
Earth	O
for	O
Valve	O
's	O
Steam	B-Application
computer	O
gaming	O
platform	O
.	O
</s>
<s>
Google	B-Application
Earth	O
VR	O
allows	O
users	O
to	O
navigate	O
using	O
VR	O
controllers	O
,	O
and	O
is	O
currently	O
compatible	O
with	O
the	O
Oculus	B-Device
Rift	I-Device
and	O
HTC	O
Vive	O
virtual	B-Device
reality	I-Device
headsets	I-Device
.	O
</s>
<s>
On	O
September	O
14	B-Operating_System
,	O
2017	O
,	O
as	O
part	O
of	O
Google	B-Application
Earth	O
VR	O
's	O
1.4	O
update	O
,	O
Google	B-Application
added	O
Street	B-Application
View	I-Application
support	O
.	O
</s>
<s>
Google	B-Application
Earth	O
Outreach	O
is	O
a	O
charity	O
program	O
,	O
through	O
which	O
Google	B-Application
promotes	O
and	O
donates	O
to	O
various	O
non-profit	O
organizations	O
.	O
</s>
<s>
Beginning	O
in	O
2007	O
,	O
donations	O
are	O
often	O
accompanied	O
by	O
layers	O
featured	O
in	O
Google	B-Application
Earth	O
,	O
allowing	O
users	O
to	O
view	O
a	O
non-profit	O
'	O
s	O
projects	O
and	O
goals	O
by	O
navigating	O
to	O
certain	O
related	O
locations	O
.	O
</s>
<s>
Google	B-Application
Earth	O
Outreach	O
offers	O
online	O
training	O
on	O
using	O
Google	B-Application
Earth	O
and	O
Google	B-Application
Maps	I-Application
for	O
public	O
education	O
on	O
issues	O
affecting	O
local	O
regions	O
or	O
the	O
entire	O
globe	O
.	O
</s>
<s>
Non-profit	O
organizations	O
featured	O
in	O
Google	B-Application
Earth	O
via	O
the	O
Outreach	O
program	O
include	O
Arkive	O
,	O
the	O
Global	O
Heritage	O
Fund	O
,	O
WaterAid	O
,	O
and	O
the	O
World	O
Wide	O
Fund	O
for	O
Nature	O
.	O
</s>
<s>
Google	B-Application
Earth	O
Engine	O
is	O
a	O
cloud	B-Architecture
computing	I-Architecture
platform	I-Architecture
for	O
processing	O
satellite	B-Application
imagery	O
and	O
other	O
geospatial	O
and	O
observation	O
data	O
.	O
</s>
<s>
It	O
provides	O
access	O
to	O
a	O
large	O
database	O
of	O
satellite	B-Application
imagery	O
and	O
the	O
computational	O
power	O
needed	O
to	O
analyze	O
those	O
images	O
.	O
</s>
<s>
Google	B-Application
Earth	O
Engine	O
allows	O
observation	O
of	O
dynamic	O
changes	O
in	O
agriculture	O
,	O
natural	O
resources	O
,	O
and	O
climate	O
using	O
geospatial	O
data	O
from	O
the	O
Landsat	O
satellite	B-Application
program	O
,	O
which	O
passes	O
over	O
the	O
same	O
places	O
on	O
the	O
Earth	O
every	O
sixteen	O
days	O
.	O
</s>
<s>
Google	B-Application
Earth	O
Engine	O
has	O
become	O
a	O
platform	O
that	O
makes	O
Landsat	O
and	O
Sentinel-2	O
data	O
easily	O
accessible	O
to	O
researchers	O
in	O
collaboration	O
with	O
the	B-Application
Google	I-Application
Cloud	O
Storage	O
.	O
</s>
<s>
Google	B-Application
Earth	O
Engine	O
provides	O
a	O
data	O
catalog	O
along	O
with	O
computers	O
for	O
analysis	O
;	O
this	O
allows	O
scientists	O
to	O
collaborate	O
using	O
data	O
,	O
algorithms	O
,	O
and	O
visualizations	O
.	O
</s>
<s>
Earth	O
Engine	O
has	O
been	O
free	O
for	O
academic	O
and	O
research	O
purposes	O
since	O
its	O
launch	O
,	O
but	O
commercial	O
use	O
has	O
been	O
prohibited	O
until	O
2021	O
,	O
when	O
Google	B-Application
announced	O
a	O
preview	O
of	O
Earth	O
Engine	O
as	O
a	O
commercial	O
cloud	O
offering	O
and	O
early	O
adopters	O
that	O
included	O
Unilever	O
,	O
USDA	O
and	O
Climate	O
Engine	O
.	O
</s>
<s>
Google	B-Application
Earth	O
has	O
been	O
blocked	O
by	O
Google	B-Application
in	O
Iran	O
and	O
Sudan	O
since	O
2007	O
,	O
due	O
to	O
United	O
States	O
government	O
export	O
restrictions	O
.	O
</s>
<s>
In	O
the	O
academic	O
realm	O
,	O
increasing	O
attention	O
has	O
been	O
devoted	O
to	O
both	O
Google	B-Application
Earth	O
and	O
its	O
place	O
in	O
the	O
development	O
of	O
digital	O
globes	O
.	O
</s>
<s>
In	O
particular	O
,	O
the	O
International	O
Journal	O
of	O
Digital	O
Earth	O
features	O
multiple	O
articles	O
evaluating	O
and	O
comparing	O
the	O
development	O
of	O
Google	B-Application
Earth	O
and	O
its	O
differences	O
when	O
compared	O
to	O
other	O
professional	O
,	O
scientific	O
,	O
and	O
governmental	O
platforms	O
.	O
</s>
<s>
Google	B-Application
Earth	O
's	O
role	O
in	O
the	O
expansion	O
of	O
"	O
Earth	O
observing	O
media	O
"	O
has	O
been	O
examined	O
to	O
understand	O
how	O
it	O
is	O
shaping	O
a	O
shared	O
cultural	O
consciousness	O
regarding	O
climate	O
change	O
and	O
humanity	O
's	O
capacity	O
to	O
treat	O
the	O
Earth	O
as	O
an	O
engineerable	O
object	O
.	O
</s>
<s>
Hamas	O
and	O
the	O
al-Aqsa	O
Martyrs	O
 '	O
Brigades	O
have	O
reportedly	O
used	O
Google	B-Application
Earth	O
to	O
plan	O
Qassam	O
rocket	O
attacks	O
on	O
Israel	O
from	O
Gaza	O
.	O
</s>
<s>
On	O
February	O
13	O
,	O
2019	O
,	O
3D	O
imagery	O
was	O
launched	O
in	O
four	O
of	O
Taiwan	O
's	O
cities	O
:	O
Taipei	B-Application
,	O
New	O
Taipei	B-Application
,	O
Taoyuan	O
,	O
and	O
Taichung	O
.	O
</s>
<s>
Ten	O
days	O
later	O
on	O
February	O
23	O
,	O
Google	B-Application
confirmed	O
that	O
it	O
would	O
be	O
removing	O
all	O
of	O
its	O
3D	O
imagery	O
from	O
Taiwan	O
.	O
</s>
<s>
Google	B-Application
subsequently	O
agreed	O
to	O
censor	O
such	O
sites	O
.	O
</s>
<s>
The	O
Indian	O
Space	O
Research	O
Organisation	O
said	O
Google	B-Application
Earth	O
poses	O
a	O
security	O
threat	O
to	O
India	O
and	O
seeks	O
dialogue	O
with	O
Google	B-Application
officials	O
.	O
</s>
<s>
In	O
2006	O
,	O
Google	B-Application
Earth	O
began	O
offering	O
detailed	O
images	O
of	O
classified	O
areas	O
in	O
Israel	O
.	O
</s>
<s>
As	O
a	O
result	O
of	O
pressure	O
from	O
the	O
United	O
States	O
government	O
,	O
the	O
residence	O
of	O
the	O
Vice	O
President	O
at	O
Number	O
One	O
Observatory	O
Circle	O
was	O
obscured	O
through	O
pixelization	O
in	O
Google	B-Application
Earth	O
and	O
Google	B-Application
Maps	I-Application
in	O
2006	O
,	O
but	O
this	O
restriction	O
has	O
since	O
been	O
lifted	O
.	O
</s>
<s>
Capitol	B-Application
Hill	I-Application
also	O
used	O
to	O
be	O
pixelized	O
in	O
this	O
way	O
.	O
</s>
<s>
The	O
lone	O
surviving	O
gunman	O
involved	O
in	O
the	O
2008	O
Mumbai	O
attacks	O
admitted	O
to	O
using	O
Google	B-Application
Earth	O
to	O
familiarise	O
himself	O
with	O
the	O
locations	O
of	O
buildings	O
used	O
in	O
the	O
attacks	O
.	O
</s>
<s>
Michael	O
Finton	O
,	O
aka	O
Talib	O
Islam	O
,	O
used	O
Google	B-Application
Earth	O
in	O
planning	O
his	O
attempted	O
September	O
24	O
,	O
2009	O
,	O
bombing	O
of	O
the	O
Paul	O
Findley	O
Federal	O
Building	O
and	O
the	O
adjacent	O
offices	O
of	O
Congressman	O
Aaron	O
Schock	O
in	O
Springfield	O
,	O
Illinois	O
.	O
</s>
<s>
Operators	O
of	O
the	O
Lucas	O
Heights	O
nuclear	O
reactor	O
in	O
Sydney	O
,	O
New	O
South	O
Wales	O
,	O
Australia	O
,	O
asked	O
Google	B-Application
to	O
censor	O
high-resolution	O
pictures	O
of	O
the	O
facility	O
.	O
</s>
<s>
In	O
2009	O
,	O
Google	B-Application
superimposed	O
old	O
woodblock	O
prints	O
of	O
maps	O
from	O
18th	O
-	O
and	O
19th-century	O
Japan	O
over	O
Japan	O
today	O
.	O
</s>
<s>
These	O
maps	O
are	O
still	O
visible	O
on	O
Google	B-Application
Earth	O
,	O
but	O
with	O
the	O
label	O
removed	O
where	O
necessary	O
.	O
</s>
<s>
Late	O
2000s	O
versions	O
of	O
Google	B-Application
Earth	O
require	O
a	O
software	O
component	O
running	O
in	O
the	O
background	O
that	O
will	O
automatically	O
download	O
and	O
install	O
updates	O
.	O
</s>
<s>
In	O
February	O
2014	O
,	O
the	O
Berlin-based	O
ART+COM	O
charged	O
that	O
Google	B-Application
Earth	O
products	O
infringe	O
U.S.	O
Patent	O
No	O
.	O
</s>
<s>
RE44	O
,	O
550	O
,	O
entitled	O
"	O
Method	O
and	O
Device	O
for	O
Pictorial	O
Representation	O
of	O
Space-related	O
Data	O
"	O
and	O
had	O
remarkable	O
similarity	O
to	O
Terravision	B-Application
which	O
was	O
developed	O
by	O
ART+COM	O
in	O
1993	O
and	O
patented	O
in	O
1995	O
.	O
</s>
<s>
Stephen	O
Lau	O
,	O
a	O
former	O
employee	O
of	O
federally	O
funded	O
,	O
not-for-profit	O
Stanford	O
Research	O
Institute	O
(	O
"	O
SRI	O
"	O
)	O
testified	O
that	O
he	O
helped	O
develop	O
SRI	O
TerraVision	B-Application
,	O
an	O
earth	O
visualization	O
application	O
,	O
and	O
that	O
he	O
wrote	O
89%	O
of	O
the	O
code	O
.	O
</s>
<s>
He	O
further	O
testified	O
that	O
he	O
shared	O
and	O
discussed	O
SRI	O
Terravision	B-Application
code	O
with	O
Art+Com	O
.	O
</s>
<s>
Both	O
systems	O
used	O
a	O
multi-resolution	O
pyramid	O
of	O
imagery	O
to	O
let	O
users	O
zoom	O
from	O
high	O
to	O
low	O
altitudes	O
,	O
and	O
both	O
were	O
called	O
Terravision	B-Application
.	O
</s>
<s>
Google	B-Application
Earth	O
is	O
featured	O
prominently	O
in	O
the	O
2021	O
German	O
miniseries	O
The	O
Billion	O
Dollar	O
Code	O
,	O
which	O
serves	O
as	O
a	O
fictionalized	O
account	O
of	O
a	O
2014	O
patent	O
infringement	O
lawsuit	O
brought	O
against	O
Google	B-Application
by	O
the	O
German	O
creators	O
of	O
Terravision	B-Application
.	O
</s>
<s>
The	O
series	O
,	O
which	O
was	O
shown	O
on	O
Netflix	O
is	O
prefaced	O
by	O
an	O
episode	O
of	O
interviews	O
with	O
the	O
ART+COM	O
developers	O
of	O
TerraVision	B-Application
and	O
their	O
legal	O
representative	O
.	O
</s>
